Table 3. Immunohistochemical data.
N | Percentage of positive cells | Intensity | ||||||||
---|---|---|---|---|---|---|---|---|---|---|
Negative | <5% | 5–9.9% | 10–49.9% | 50–90% | >90% | weak | moderate | strong | ||
0 | 1 | 2 | 3 | 4 | 5 | 1+ | 2+ | 3+ | ||
KA | 34 | 25 | 4 | 2 | 3 | 0 | 0 | 6 | 3 | 0 |
SCC invasive | 16 | 8 | 0 | 2 | 0 | 1 | 5 | 1 | 4 | 3 |
SCC in situ | 17 | 6 | 1 | 2 | 1 | 3 | 4 | 5 | 4 | 2 |
KA, keratoacanthoma; SCC, squamous cell carcinoma.